Home / 6,117.06-9,172.74-2,220.96

Finding the Fourth Proportional to 6,117.06, 9,172.74 and 2,220.96

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Solution

The fourth proportional to 6,117.06, 9,172.74 and 2,220.96 is: 3,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.06 : 9,172.74 = 2,220.96 : x
  2. Step 2: Convert to fraction form
    6,117.06/9,172.74 = 2,220.96/x
  3. Step 3: Cross multiply
    6,117.06x = 9,172.74 × 2,220.96
  4. Step 4: Simplify right side
    6,117.06x = 20,372,288.63
  5. Step 5: Solve for x
    x = 20,372,288.63/6,117.06
  6. Step 6: Final answer
    x = 3,330.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.